| unassigned chert breccia |
| Cambrian, Bonneterre Dolomite |
| Cambrian, Bonneterre and Lamotte transition |
| Cambrian, "Taum Sauk Marble" |
| Cambrian, Eminence Dolomite |
| Cambrian, Davis Formation |
| Cambrian, Derby-Doerun Dolomite |
| Cambrian, Eminence and Potosi dolomites |
| Cambrian, Lamotte Sandstone |
|
| Cambrian, Potosi Dolomite |
| Devonian System |
| Devonian, Cedar Valley Limestone |
| Devonian, Cedar Valley Limestone, Callaway facies |
| Devonian, Grassy Creek and Saverton formations |
| Devonian, Louisiana Limestone |
| Devonian, Saverton and Grassy Creek formations |
| Cretaceous, McNairy Formation |
|
| Cretaceous, Owl Creek and McNairy formations |
| water |
| Mississippian Subsystem |
| Mississippian & Devonian |
| Mississippian, Burlington Limestone |
|
| Mississippian, Burlington-Keokuk limestone |
| Mississippian, Burlington-Keouk and Warsaw formations |
| Mississippian, Compton Limestone |
| Mississippian, Chouteau Group |
| Mississippian, Chesterian Series |
| Mississippian, Elsey Formation |
| Mississippian, Elsey & Reeds Spring Formations |
| Mississippian, Fern Glen Formation |
| Mississippian, Fern Glen Fm, Kinderhookian Series and Devonian System |
| Mississippian, Grand Falls Chert |
| Mississippian, Hannibal Shale |
|
| Mississippian, Kinderhookian Series |
|
| Devonian & Mississippian, Kinderhookain Series |
| Mississippian, Keokuk Limestone |
| Mississippian, Northview Shale |
|
| Mississippian, Osagean Series |
| Mississippian, Pierson Limestone |
|
| Mississippian, Kinderhookian Series & Pierson Limestone |
| Mississippian, Salem Formation |
| Mississippian, Ste. Genevieve Limestone |
| Mississippian, St. Louis Limestone |
|
| Mississippian, St. Louis and Ste. Genevieve Limestones |
| Mississippian, Salem & Warsaw formations |
|
| Mississippian, Warsaw Formation |
| Ordovician System |
| Ordovician, Cotter Dolomite |
| Ordovician, Cotter & Jefferson City dolomites |
| Ordovician, Decorah Group |
| Ordovician, Decorah & Plattin groups |
| Ordovician, Dutchtown Formation |
| Ordovician, Everton Formation |
| Ordovician, Gasconade Dolomite |
| Ordovician, Joachim Dolomite |
|
| Ordovician, Jefferson City Dolomite |
| Ordovician, Kimmswick Limestone |
| Ordovician, Kimmswick, Decorah and Plattin |
| Ordovician, Maquoketa Group |
| Ordovician, Maquoketa Group & Kimmswick Ls |
| Ordovician, Thebes Sandstone |
|
| Ordovician, Plattin Group |
| Ordovician, Powell Dolomite |
| Ordovician, Roubidoux Formation |
| Ordovician, St. Peter Sandstone |
| Pennsylvanian Subsystem |
| Pennsylvanian, Atokan Stage |
| Pennsylvanian, Bronson Subgroup |
|
| Pennsylvanian, basal facies |
| Pennsylvanian, Cherokee Group, Cabaniss Subgroup |
| Pennsylvanian, Cherokee Group |
| Pennsylvanian, Bluejacket Formation |
| Pennsylvanian, Drywood and rowe formations |
| Pennsylvanian, lower Cherokee Group |
| Pennsylvanian, lower Cabaniss Subgroup |
| Pennsylvanian, middle Cabaniss Subgroup |
| Pennsylvanian channel sandstones |
| Pennsylvanian, upper Cabaniss Subgroup |
| Pennsylvanian, Douglass Group |
|
| Pennsylvanian, Iatan Limestone |
| Pennsylvanian, Lawrence Shale |
|
| Pennsylvanian, Weston Shale |
| Pennsylvanian, Fort Scott Subgroup of Marmaton Group |
|
| Pennsylvanian, Krebs Subgroup |
| Pennsylvanian, Kansas City |
| Pennsylvanian, Dennis Formation |
| Pennsylvanian, Hertha and Elm Branch formations |
| Pennsylvanian, Brosnan subgroup, lower part |
| Pennsylvanian, Galesburg and Swope formations |
| Pennsylvanian, Brosnan Subgroup, upper part |
| Pennsylvanian, Linn Subgroup |
| Pennsylvanian, Lansing & Pedee |
| Pennsylvanian, Marmaton Group |
| Pennsylvanian, Altamont Formation |
| Pennsylvanian, Bandera Shale |
| Pennsylvanian, Labette Shale |
| Pennsylvanian, Pawnee Formation |
| Pennsylvanian, Holdenville, Lenapah and Nowata formations |
|
| Pennsylvanian, Warrensburg Channel Sandstone |
| Pennsylvanian, Pleasanton Group |
| Pennsylvanian, Pleastanton, Warrensburg |
| Pennsylvanian, Rowe Formation |
| Pennsylvanian, Lecompton and Kanwaka formations |
| Pennsylvanian, Oread Formation |
|
| Pennsylvanina unnamed sandstone |
| Pennsylvanian, undifferentiated |
| Pennsylvanian, Warner Formation |
| Pennsylvanian, Zarah Subgroup |
| Quatermay/Tertiary Mounds Gravel |
| Quaternary alluvium |
| Quaternary glacial drift |
|
| Quaternary, fluvial/lacustrial |
| Quaternary gravels, undifferentiated |
| Quaternary loess |
| Quaternary terrace |
| residual Osagean Series chert |
| undifferentiated residuum |
| Silurian and Devonian, Edgewood Group |
| Silurian, Sexton Creek Limestone |
| Tertiary to Quaternary terrace gravels |
| Tertiary, Midway Group |
|
| Tertiary, Porters Creek and Clayton formations |
| Tertiary, Wilcox Group |
| Tertiary, Ackerman Formation of Wilcox Group |
| Mesoproterozoic, lower unit of Coot Mountain |
| Mesoproterozoic, upper unit of Coot Mountain |
| Mesoproterozoic, diabase dike |
| Mesoproterozoic, unnamed plutonic rocks |
| Mesoproterozoic, Silvermine Granite |
| undifferentiated igneous rock |
| Mesoproterozoic, Tuff of Little Thorny Mountain |
| Mesoproterozoic, Tuff of Mule Mountain |
| PreCambrian rhyolites |
| Mesoproterozoic, Rhyolite of Russell Mountain |
| Mesoproterozoic, Rhyolite of Sutton Creek |
| Mesoproterozoic, Rhyolite of Shut-In Mountain |
| Mesoproterozoic, Rhyolite of Stegall Mountain |
| Mesoproterozoic, volcaniclastic conglomerate, breccia and sandstone |
| Precambrian Mafics |
| Precambrian Intrusives |
| Pre-Burlington-aged bedrock |
| Unassigned sandstone |
|
| Precambrian Volcanics |
| <all other values> |